/*
 * Copyright (c) 2021 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

/dts-v1/;
#include <nordic/nrf52840_qiaa.dtsi>
#include <dt-bindings/zmk/matrix_transform.h>

/ {
	model = "S40NC";
	compatible = "s40nc";

	chosen {
		zephyr,code-partition = &code_partition;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,console = &cdc_acm_uart;
		zmk,battery = &vbatt;
		zmk,kscan = &kscan0;
		zmk,matrix_transform = &default_transform;
	};

	default_transform: keymap_transform_0 {
		compatible = "zmk,matrix-transform";
		columns = <12>;
		rows = <4>;
		map = <
            RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5) RC(0,6) RC(0,7) RC(0,8) RC(0,9) RC(0,10) RC(0,11)
            RC(1,0)  RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5) RC(1,6) RC(1,7) RC(1,8) RC(1,9)         RC(1,11)
            RC(2,0)      RC(2,2)   RC(2,3) RC(2,4) RC(2,5) RC(2,6) RC(2,7) RC(2,8) RC(2,9) RC(2,10) RC(2,11)
            RC(3,0)  RC(3,1) RC(3,2)       RC(3,4)         RC(3,6)         RC(3,8) RC(3,9) RC(3,10) RC(3,11)
		>;
	};


	kscan0: kscan {
		compatible = "zmk,kscan-gpio-matrix";
		label = "KSCAN";

		diode-direction = "col2row";
		row-gpios
			= <&gpio1 4  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&gpio1 6  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&gpio0 9  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&gpio0 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			;
		col-gpios
			= <&gpio1 2  GPIO_ACTIVE_HIGH>
			, <&gpio1 1  GPIO_ACTIVE_HIGH>
			, <&gpio1 3  GPIO_ACTIVE_HIGH>
			, <&gpio1 0  GPIO_ACTIVE_HIGH>
			, <&gpio0 22 GPIO_ACTIVE_HIGH>
			, <&gpio1 15 GPIO_ACTIVE_HIGH>
			, <&gpio0 3  GPIO_ACTIVE_HIGH>
			, <&gpio0 2  GPIO_ACTIVE_HIGH>
			, <&gpio0 28 GPIO_ACTIVE_HIGH>
			, <&gpio0 29 GPIO_ACTIVE_HIGH>
			, <&gpio0 30 GPIO_ACTIVE_HIGH>
			, <&gpio0 31 GPIO_ACTIVE_HIGH>
			;
	};

	leds {
		compatible = "gpio-leds";
		blue_led: led_0 {
			gpios = <&gpio0 21 GPIO_ACTIVE_HIGH>;
			label = "Blue LED";
		};
	};

	vbatt: vbatt {
		compatible = "zmk,battery-voltage-divider";
		label = "BATTERY";
		io-channels = <&adc 2>;
		output-ohms = <2000000>;
		full-ohms = <(2000000 + 820000)>;
	};
};

&adc {
	status = "okay";
};

&gpiote {
	status = "okay";
};

&gpio0 {
	status = "okay";
};

&gpio1 {
	status = "okay";
};

&usbd {
	status = "okay";
	cdc_acm_uart: cdc_acm_uart {
		compatible = "zephyr,cdc-acm-uart";
		label = "CDC_ACM_0";
	};
};

&flash0 {
	/*
	 * For more information, see:
	 * http://docs.zephyrproject.org/latest/devices/dts/flash_partitions.html
	 */
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		sd_partition: partition@0 {
			label = "mbr";
			reg = <0x00000000 0x00001000>;
		};

		code_partition: partition@1000 {
			label = "code_partition";
			reg = <0x00001000 0x000d3000>;
		};

		/*
		 * The flash starting at 0x000d4000 and ending at
		 * 0x000f3fff is reserved for use by the application.
		 */

		/*
		 * Storage partition will be used by FCB/LittleFS/NVS
		 * if enabled.
		 */
		storage_partition: partition@d4000 {
			label = "storage";
			reg = <0x000d4000 0x00020000>;
		};

		boot_partition: partition@f4000 {
			label = "adafruit_boot";
			reg = <0x000f4000 0x0000c000>;
		};
	};
};
